Home / 3,572.80-4,932.56-2,627.84

Finding the Fourth Proportional to 3,572.80, 4,932.56 and 2,627.84

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Solution

The fourth proportional to 3,572.80, 4,932.56 and 2,627.84 is: 3,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,572.80 : 4,932.56 = 2,627.84 : x
  2. Step 2: Convert to fraction form
    3,572.80/4,932.56 = 2,627.84/x
  3. Step 3: Cross multiply
    3,572.80x = 4,932.56 × 2,627.84
  4. Step 4: Simplify right side
    3,572.80x = 12,961,978.47
  5. Step 5: Solve for x
    x = 12,961,978.47/3,572.80
  6. Step 6: Final answer
    x = 3,627.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.